L1 users: 8,000 (2000 IICCC).
Andhra Pradesh state: Visakhapatnam district; Odisha state: Koraput district, Lamtaput sub-district, 40 villages; Malkangiri district, Khoirput sub-district.
Birong Raji, Kinda Raji, Lamtaput, Koraput. Dialects mutually intelligible. Speakers in Lamtaput block have 89%–94% intelligibility in Tikrapada and Audipoda villages. Intelligibility of the Hanumal village variety is less. Lexical similarity: 69%–89% among 7 varieties in Odisha, 90% between listed dialects.
Oriya (Odia) script [Orya].